Unit 8 Test: Geology and Earth Resources

Question 1

Minerals

Answer 1

Element or inorganic compound with a solid crystalline internal structure

Question 2

Loam

Answer 2

Mixture of clay, silt, and sand

Question 3

Igneous Rock

Answer 3

Forms below or on earth’s surface from molten rock material welling from the mantle

Question 4

Sedimentary Rock

Answer 4

Formed from the remains of dead organisms compacted over many years (coal)

Question 5

What toxin is the most common for gold mines to contain?

Answer 5

Cyanide

Question 6

What is mined to make inorganic fertilizers and some detergents?

Answer 6

Phosphate

Question 7

The “Ring of Fire” is located in what ocean?

Answer 7

Basin of the Pacific Ocean

Question 8

What rock is composed of compacted shells and skeletons?

Answer 8

Limestone

Question 9

What is the waste material remaining after the desired metallic ore is removed called?

Answer 9

Gangue

Question 10

What layer constitutes most of the earth’s volume?

Answer 10

Mantle

Question 11

What is the type of mining used to remove coal from mountainous areas?

Answer 11

Contour strip mining

Question 12

What results from the over-withdrawal of groundwater from an aquifer?

Answer 12

Land subsidence

Question 13

A magnitude 7 earthquake is how many times greater than a magnitude 5 earthquake?

Answer 13

100 times

Question 14

The San Andreas tectonic feature is an example of what?

Answer 14

Transform fault